1 /* $NetBSD: if_ppp.h,v 1.14 1997/05/17 21:12:02 christos Exp $ */ 2 /* Id: if_ppp.h,v 1.16 1997/04/30 05:46:04 paulus Exp */ 3 4 /* 5 * if_ppp.h - Point-to-Point Protocol definitions. 6 * 7 * Copyright (c) 1989 Carnegie Mellon University. 8 * All rights reserved. 9 * 10 * Redistribution and use in source and binary forms are permitted 11 * provided that the above copyright notice and this paragraph are 12 * duplicated in all such forms and that any documentation, 13 * advertising materials, and other materials related to such 14 * distribution and use acknowledge that the software was developed 15 * by Carnegie Mellon University. The name of the 16 * University may not be used to endorse or promote products derived 17 * from this software without specific prior written permission. 18 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR 19 * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED 20 * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE. 21 */ 22 23 #ifndef _IF_PPP_H_ 24 #define _IF_PPP_H_ 25 26 /* 27 * Bit definitions for flags. 28 */ 29 #define SC_COMP_PROT 0x00000001 /* protocol compression (output) */ 30 #define SC_COMP_AC 0x00000002 /* header compression (output) */ 31 #define SC_COMP_TCP 0x00000004 /* TCP (VJ) compression (output) */ 32 #define SC_NO_TCP_CCID 0x00000008 /* disable VJ connection-id comp. */ 33 #define SC_REJ_COMP_AC 0x00000010 /* reject adrs/ctrl comp. on input */ 34 #define SC_REJ_COMP_TCP 0x00000020 /* reject TCP (VJ) comp. on input */ 35 #define SC_CCP_OPEN 0x00000040 /* Look at CCP packets */ 36 #define SC_CCP_UP 0x00000080 /* May send/recv compressed packets */ 37 #define SC_DEBUG 0x00010000 /* enable debug messages */ 38 #define SC_LOG_INPKT 0x00020000 /* log contents of good pkts recvd */ 39 #define SC_LOG_OUTPKT 0x00040000 /* log contents of pkts sent */ 40 #define SC_LOG_RAWIN 0x00080000 /* log all chars received */ 41 #define SC_LOG_FLUSH 0x00100000 /* log all chars flushed */ 42 #define SC_RCV_B7_0 0x01000000 /* have rcvd char with bit 7 = 0 */ 43 #define SC_RCV_B7_1 0x02000000 /* have rcvd char with bit 7 = 1 */ 44 #define SC_RCV_EVNP 0x04000000 /* have rcvd char with even parity */ 45 #define SC_RCV_ODDP 0x08000000 /* have rcvd char with odd parity */ 46 #define SC_MASK 0x0fff00ff /* bits that user can change */ 47 48 /* 49 * State bits in sc_flags, not changeable by user. 50 */ 51 #define SC_TIMEOUT 0x00000400 /* timeout is currently pending */ 52 #define SC_VJ_RESET 0x00000800 /* need to reset VJ decomp */ 53 #define SC_COMP_RUN 0x00001000 /* compressor has been inited */ 54 #define SC_DECOMP_RUN 0x00002000 /* decompressor has been inited */ 55 #define SC_DC_ERROR 0x00004000 /* non-fatal decomp error detected */ 56 #define SC_DC_FERROR 0x00008000 /* fatal decomp error detected */ 57 #define SC_TBUSY 0x10000000 /* xmitter doesn't need a packet yet */ 58 #define SC_PKTLOST 0x20000000 /* have lost or dropped a packet */ 59 #define SC_FLUSH 0x40000000 /* flush input until next PPP_FLAG */ 60 #define SC_ESCAPED 0x80000000 /* saw a PPP_ESCAPE */ 61 62 /* 63 * Ioctl definitions. 64 */ 65 66 struct npioctl { 67 int protocol; /* PPP procotol, e.g. PPP_IP */ 68 enum NPmode mode; 69 }; 70 71 /* Structure describing a CCP configuration option, for PPPIOCSCOMPRESS */ 72 struct ppp_option_data { 73 u_char *ptr; 74 u_int length; 75 int transmit; 76 }; 77 78 struct ifpppstatsreq { 79 char ifr_name[IFNAMSIZ]; 80 struct ppp_stats stats; 81 }; 82 83 struct ifpppcstatsreq { 84 char ifr_name[IFNAMSIZ]; 85 struct ppp_comp_stats stats; 86 }; 87 88 /* 89 * Ioctl definitions. 90 */ 91 92 #define PPPIOCGFLAGS _IOR('t', 90, int) /* get configuration flags */ 93 #define PPPIOCSFLAGS _IOW('t', 89, int) /* set configuration flags */ 94 #define PPPIOCGASYNCMAP _IOR('t', 88, int) /* get async map */ 95 #define PPPIOCSASYNCMAP _IOW('t', 87, int) /* set async map */ 96 #define PPPIOCGUNIT _IOR('t', 86, int) /* get ppp unit number */ 97 #define PPPIOCGRASYNCMAP _IOR('t', 85, int) /* get receive async map */ 98 #define PPPIOCSRASYNCMAP _IOW('t', 84, int) /* set receive async map */ 99 #define PPPIOCGMRU _IOR('t', 83, int) /* get max receive unit */ 100 #define PPPIOCSMRU _IOW('t', 82, int) /* set max receive unit */ 101 #define PPPIOCSMAXCID _IOW('t', 81, int) /* set VJ max slot ID */ 102 #define PPPIOCGXASYNCMAP _IOR('t', 80, ext_accm) /* get extended ACCM */ 103 #define PPPIOCSXASYNCMAP _IOW('t', 79, ext_accm) /* set extended ACCM */ 104 #define PPPIOCXFERUNIT _IO('t', 78) /* transfer PPP unit */ 105 #define PPPIOCSCOMPRESS _IOW('t', 77, struct ppp_option_data) 106 #define PPPIOCGNPMODE _IOWR('t', 76, struct npioctl) /* get NP mode */ 107 #define PPPIOCSNPMODE _IOW('t', 75, struct npioctl) /* set NP mode */ 108 #define PPPIOCGIDLE _IOR('t', 74, struct ppp_idle) /* get idle time */ 109 #ifdef PPP_FILTER 110 #define PPPIOCSPASS _IOW('t', 71, struct bpf_program) /* set pass filter */ 111 #define PPPIOCSACTIVE _IOW('t', 70, struct bpf_program) /* set active filt */ 112 #endif /* PPP_FILTER */ 113 114 /* PPPIOC[GS]MTU are alternatives to SIOC[GS]IFMTU, used under Ultrix */ 115 #define PPPIOCGMTU _IOR('t', 73, int) /* get interface MTU */ 116 #define PPPIOCSMTU _IOW('t', 72, int) /* set interface MTU */ 117 118 /* 119 * These two are interface ioctls so that pppstats can do them on 120 * a socket without having to open the serial device. 121 */ 122 #define SIOCGPPPSTATS _IOWR('i', 123, struct ifpppstatsreq) 123 #define SIOCGPPPCSTATS _IOWR('i', 122, struct ifpppcstatsreq) 124 125 #if !defined(ifr_mtu) 126 #define ifr_mtu ifr_ifru.ifru_metric 127 #endif 128 129 #if defined(_KERNEL) || defined(KERNEL) 130 void pppattach __P((void)); 131 void pppintr __P((void)); 132 #endif 133 #endif /* _IF_PPP_H_ */ 134